959d0c838113bb0d3001a36a89b0274aad44d210
[karo-tx-linux.git] / include / linux / usb / cdc.h
1 /*
2  * USB CDC common helpers
3  *
4  * Copyright (c) 2015 Oliver Neukum <oneukum@suse.com>
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * version 2 as published by the Free Software Foundation.
9  */
10
11 #include <uapi/linux/usb/cdc.h>
12
13 /*
14  * inofficial magic numbers
15  */
16
17 #define CDC_PHONET_MAGIC_NUMBER         0xAB
18
19 /*
20  * parsing CDC headers
21  */
22
23 struct usb_cdc_parsed_header {
24         struct usb_cdc_union_desc *usb_cdc_union_desc;
25         struct usb_cdc_header_desc *usb_cdc_header_desc;
26
27         struct usb_cdc_call_mgmt_descriptor *usb_cdc_call_mgmt_descriptor;
28         struct usb_cdc_acm_descriptor *usb_cdc_acm_descriptor;
29         struct usb_cdc_country_functional_desc *usb_cdc_country_functional_desc;
30         struct usb_cdc_network_terminal_desc *usb_cdc_network_terminal_desc;
31         struct usb_cdc_ether_desc *usb_cdc_ether_desc;
32         struct usb_cdc_dmm_desc *usb_cdc_dmm_desc;
33         struct usb_cdc_mdlm_desc *usb_cdc_mdlm_desc;
34         struct usb_cdc_mdlm_detail_desc *usb_cdc_mdlm_detail_desc;
35         struct usb_cdc_obex_desc *usb_cdc_obex_desc;
36         struct usb_cdc_ncm_desc *usb_cdc_ncm_desc;
37         struct usb_cdc_mbim_desc *usb_cdc_mbim_desc;
38         struct usb_cdc_mbim_extended_desc *usb_cdc_mbim_extended_desc;
39
40         bool phonet_magic_present;
41 };
42
43 struct usb_interface;
44 int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr,
45                                 struct usb_interface *intf,
46                                 u8 *buffer,
47                                 int buflen);